Power consumption in a parked Tesla Model 3: 0,34 kWh / day in sleep mode, 5,3 kWh / day in watchdog mode
Electric cars

Power consumption in a parked Tesla Model 3: 0,34 kWh / day in sleep mode, 5,3 kWh / day in watchdog mode

Bjorn Nyland and the Tesla Model 3 fan page in Poland did an interesting experiment. In a similar period, one of them checked how much power is drained from the Tesla Model 3 when it is parked and politely awaiting its owner (the so-called "vampire sink"). The second checked how much power was lost while Sentry Mode was active.

Tesla Model 3 Sleep Power Consumption vs. Sentry Mode Power Consumption

Let's start with Bjorn Nyland's Tesla Model 3 ("MC Hammer"). There are no settings for additional energy saving in the car - apparently, the manufacturer is better able to manage resources. Stands in the open air, temperatures close to zero or negative.

The car was parked in Norway for 22 days. Sentry Mode was not activated in it, so the car did not observe or register movement in the vicinity. It turned out that after 22 days of inactivity Tesla consumed an average of 0,34 kWh of energy per day.. Divided by the number of hours per day, we get a power consumption of about 14 watts - which is what all Tesla systems need when the car is idle.

With a fully charged battery, the machine has worked for more than 7 months:

The situation is completely different when the Tesla Model 3 is in Sentry Mode. It then starts recording when it detects suspicious movement in the area. Fanpage Tesla Model 3 in Poland measured that during downtime in cold weather the car lost 251 kilometers of power reserve in 7 days... Given that 74 kWh equals 499 kilometers, seven days of downtime translates into approximately 37,2 kWh of energy (source) loss.

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In summary: Tesla Model 3 consumed 5,3 kWh per daywhich corresponds to the continuous operation of the device with a power of 220 watts. Much more than deep sleep.

Power consumption in a parked Tesla Model 3: 0,34 kWh / day in sleep mode, 5,3 kWh / day in watchdog mode

Out of curiosity, it should be added that, according to the Central Statistical Office for 2015, the average household in Poland consumed ... 5,95 kWh per day:

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Editor's note www.elektrowoz.pl: The Tesla Model 3 fan page in Poland lists 5,4 kWh due to the assumption that the battery capacity is 75 kWh. We assumed 74 kWh because Tesla provides such data.

Intro photo: (c) Bjorn Nyland / YouTube, “Teslaczek” photo in content (c) Tesla Model 3 fan page in Poland / Facebook

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